link creates a hard link.
Target of the link.
The link name.
Returns true on success or false on failure.
Exceptions and Errors
The function fails, and issues E_WARNING, if link already exists, or if target does not exist.
This function will not work on remote files as the file to be examined must be accessible via the server's filesystem.
For Windows only: This function requires PHP to run in an elevated mode or with the UAC disabled.